The function f(x) = (x - 4)(x - 2) is shown.
What is the range of the function?
all real numbers less than or equal to 3
all real numbers less than or equal to -1
all real numbers greater than or equal to 3
all real numbers greater than or equal to -1
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Answer:

All real numbers greater than or equal to -1

Step-by-step explanation:

f(x) = (x-3)^2 - 1 >= -1